Determining the Minimum Sample Size A political candidate has asked you to conduct a poll to determine what percentage of people support her. If the candidate only wants a 5% margin of error at a 99%...

Determining the Minimum Sample Size

A political candidate has asked you to conduct a poll to determine what percentage of people support her.


If the candidate only wants a 5% margin of error at a 99% confidence level, what is the minimum sample size needed for the study?


Give your answer as a whole number.